{volist name="menu" id="vo"}
<dl>
    <dt><i class="Hui-iconfont mr-5">{$vo.icon|htmlspecialchars_decode|default='&#xe616;'}</i> {$vo.title}<i class="Hui-iconfont menu_dropdown-arrow">&#xe6d5;</i></dt>
    <dd>
        <ul>
            {volist name="vo['children']" id="list"}
            {if condition="isset($vo['children'])"}
            <li><a _href="{:url($list['name'])}" data-title="{$list['title']}" data-icon="{$list.icon}" href="javascript:;"><i class="Hui-iconfont mr-5">{$list.icon|htmlspecialchars_decode}</i> {$list.title}</a></li>
            {/if}
            {/volist}  
        </ul>
    </dd>
</dl>
{/volist}